CN116156162A - 视频解码方法和设备以及视频编码方法和设备 - Google Patents
视频解码方法和设备以及视频编码方法和设备 Download PDFInfo
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- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/577—Motion compensation with bidirectional frame interpolation, i.e. using B-pictures
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| US201762442108P | 2017-01-04 | 2017-01-04 | |
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| CN201880017180.0A CN110402579B (zh) | 2017-01-04 | 2018-01-04 | 视频解码方法和设备以及视频编码方法和设备 |
| PCT/KR2018/000181 WO2018128417A1 (ko) | 2017-01-04 | 2018-01-04 | 비디오 복호화 방법 및 그 장치 및 비디오 부호화 방법 및 그 장치 |
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| WO2018221631A1 (ja) * | 2017-06-02 | 2018-12-06 | パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ | 符号化装置、復号装置、符号化方法および復号方法 |
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| CN114697651B (zh) * | 2018-03-05 | 2023-11-14 | 松下电器(美国)知识产权公司 | 编码装置、解码装置和存储介质 |
| WO2020054784A1 (ja) * | 2018-09-11 | 2020-03-19 | パナソニック インテレクチュアル プロパティ コーポレーション オブ アメリカ | 符号化装置、復号装置、符号化方法および復号方法 |
| WO2020084473A1 (en) | 2018-10-22 | 2020-04-30 | Beijing Bytedance Network Technology Co., Ltd. | Multi- iteration motion vector refinement |
| CN111083484B (zh) | 2018-10-22 | 2024-06-28 | 北京字节跳动网络技术有限公司 | 基于子块的预测 |
| CN117528075A (zh) | 2018-11-12 | 2024-02-06 | 北京字节跳动网络技术有限公司 | 在视频处理中使用组合帧间-帧内预测 |
| WO2020103877A1 (en) | 2018-11-20 | 2020-05-28 | Beijing Bytedance Network Technology Co., Ltd. | Coding and decoding of video coding modes |
| CN113056914B (zh) | 2018-11-20 | 2024-03-01 | 北京字节跳动网络技术有限公司 | 基于部分位置的差计算 |
| US11438583B2 (en) * | 2018-11-27 | 2022-09-06 | Tencent America LLC | Reference sample filter selection in intra prediction |
| WO2020177696A1 (en) | 2019-03-05 | 2020-09-10 | Huawei Technologies Co., Ltd. | Use of extended samples during search in decoder-side motion refinement |
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| CN112468809B (zh) | 2019-03-11 | 2022-07-01 | 杭州海康威视数字技术股份有限公司 | 一种编解码方法、装置及其设备 |
| KR102609947B1 (ko) * | 2019-04-02 | 2023-12-04 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 양방향 광학 흐름 기반 비디오 코딩 및 디코딩 |
| WO2020200269A1 (en) | 2019-04-02 | 2020-10-08 | Beijing Bytedance Network Technology Co., Ltd. | Decoder side motion vector derivation |
| JP7299341B2 (ja) | 2019-04-12 | 2023-06-27 | 北京字節跳動網絡技術有限公司 | ビデオ処理方法、装置、記憶媒体、及び記憶方法 |
| CN113748676B (zh) | 2019-04-16 | 2024-05-10 | 北京字节跳动网络技术有限公司 | 帧内编解码模式下的矩阵推导 |
| WO2020211867A1 (en) | 2019-04-19 | 2020-10-22 | Beijing Bytedance Network Technology Co., Ltd. | Delta motion vector in prediction refinement with optical flow process |
| EP4304178A3 (en) | 2019-04-19 | 2024-03-06 | Beijing Bytedance Network Technology Co., Ltd. | Gradient calculation in different motion vector refinements |
| CN117097912A (zh) | 2019-05-01 | 2023-11-21 | 北京字节跳动网络技术有限公司 | 基于矩阵的帧内预测的上下文编码 |
| CN113767634B (zh) * | 2019-05-07 | 2023-06-09 | 北京字节跳动网络技术有限公司 | 利用细化的帧间预测的统一计算方法 |
| KR102698314B1 (ko) * | 2019-05-22 | 2024-08-26 | 베이징 바이트댄스 네트워크 테크놀로지 컴퍼니, 리미티드 | 업샘플링을 이용한 행렬 기반 인트라 예측 |
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| JP2022534320A (ja) | 2019-06-05 | 2022-07-28 | 北京字節跳動網絡技術有限公司 | マトリクスベースイントラ予測のためのコンテキスト決定 |
| JP7576605B2 (ja) * | 2019-07-05 | 2024-10-31 | エルジー エレクトロニクス インコーポレイティド | 映像デコード方法及びその装置 |
| CN110636311B (zh) * | 2019-09-18 | 2021-10-15 | 浙江大华技术股份有限公司 | 运动矢量的获取方法及相关预测方法、装置 |
| CN119363974A (zh) | 2019-09-24 | 2025-01-24 | Oppo广东移动通信有限公司 | 用于基于子画面的图像编码/解码的方法和装置及发送比特流的方法 |
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| CN112804534B (zh) * | 2019-11-14 | 2022-03-01 | 杭州海康威视数字技术股份有限公司 | 一种编解码方法、装置及其设备 |
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| JP2024536200A (ja) * | 2021-10-30 | 2024-10-04 | ベイジン、ターチア、インターネット、インフォメーション、テクノロジー、カンパニー、リミテッド | ビデオ符号化における境界外条件を考慮した動き補償 |
| CN119032571A (zh) * | 2022-01-19 | 2024-11-26 | 抖音视界有限公司 | 用于视频处理的方法、装置和介质 |
| US20250184496A1 (en) * | 2022-03-11 | 2025-06-05 | Hyundai Motor Company | Method and apparatus for encoding/decoding image and recording medium for storing bitstream |
| US12368879B2 (en) * | 2022-03-25 | 2025-07-22 | Tencent America LLC | Method and apparatus adaptive constraint on bi-prediction for out-of-boundary conditions |
| TWI787134B (zh) * | 2022-05-26 | 2022-12-11 | 國立臺灣大學 | 一種用於快速雜訊抑制對比度增強的資料處理方法及包含其的影像採集和處理系統 |
| US12348747B2 (en) | 2023-04-25 | 2025-07-01 | Tencent America LLC | Implicit masked blending mode |
| US12477122B2 (en) | 2023-06-20 | 2025-11-18 | Tencent America LLC | Implicit masked blending mode improvement |
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| US20250203106A1 (en) * | 2023-12-18 | 2025-06-19 | Sharp Kabushiki Kaisha | Systems and methods for performing motion compensation for bi-prediction in video coding |
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| WO2018124329A1 (ko) * | 2016-12-28 | 2018-07-05 | 엘지전자(주) | 인터 예측 모드 기반 영상 처리 방법 및 이를 위한 장치 |
| US10523964B2 (en) | 2017-03-13 | 2019-12-31 | Qualcomm Incorporated | Inter prediction refinement based on bi-directional optical flow (BIO) |
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